No other part numbers with same form, fit, and function found.
A metallic item for mounting upon a frame, manhole and completely closing the opening.
Classification: Cast articles nesoi of nonmalleable cast iron
NSN 5930-01-289-3502
NSN 5910-01-453-6165
NSN 6620-01-502-1656
NSN 5960-01-252-8821
NSN 5855-01-112-7725
NSN 6220-01-209-2363
NSN 6110-00-363-3974
NSN 6620-00-850-3365
NSN 5999-01-634-0576
NSN 5915-00-707-2297
NSN 5998-01-378-1569
NSN 6110-00-937-0042